/*
 * Copyright (c) 2009-2014 jMonkeyEngine
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 *
 * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
 *   may be used to endorse or promote products derived from this software
 *   without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.jme3.scene.plugins.fbx;

import com.jme3.asset.AssetInfo;
import com.jme3.asset.AssetKey;
import com.jme3.asset.AssetLocator;
import com.jme3.asset.AssetManager;

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * Used to locate a resource based on a {@link ContentTextureKey}.
 */
public class ContentTextureLocator implements AssetLocator {

    private static final Logger logger = Logger.getLogger(ContentTextureLocator.class.getName());

    @Override
    public void setRootPath(String rootPath) {
    }

    @SuppressWarnings("rawtypes")
    @Override
    public AssetInfo locate(AssetManager manager, AssetKey key) {
        if(key instanceof ContentTextureKey) {
            String name = key.getName();
            byte[] content = ((ContentTextureKey) key).getContent();
            if(content != null) {
                return new ContentAssetInfo(manager, key, content);
            } else {
                logger.log(Level.WARNING, "No content for " + name);
                return null;
            }
        } else {
            logger.log(Level.SEVERE, "AssetKey should be TextureContentKey instance");
            return null;
        }
    }

    private class ContentAssetInfo extends AssetInfo {

        private InputStream stream;

        @SuppressWarnings("rawtypes")
        public ContentAssetInfo(AssetManager assetManager, AssetKey key, byte[] content) {
            super(assetManager, key);
            this.stream = (content != null) ? new ByteArrayInputStream(content) : null;
        }

        @Override
        public InputStream openStream() {
            return stream;
        }
    }

}
